CN2160308Y - Safety controller for opening or closing cover of pressure-cooker - Google Patents

Safety controller for opening or closing cover of pressure-cooker Download PDF

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Publication number
CN2160308Y
CN2160308Y CN 93230335 CN93230335U CN2160308Y CN 2160308 Y CN2160308 Y CN 2160308Y CN 93230335 CN93230335 CN 93230335 CN 93230335 U CN93230335 U CN 93230335U CN 2160308 Y CN2160308 Y CN 2160308Y
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China
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plunger
lid
pressure
inner sleeve
safety
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CN 93230335
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Chinese (zh)
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陈惠民
衣建刚
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烟台铝制品厂
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Publication of CN2160308Y publication Critical patent/CN2160308Y/en

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Abstract

The utility model discloses a safety controlling device for the opening-closing cover of a pressure cooker. The utility model is composed of a multi-purpose safety valve and a locking mechanism, wherein, the multi-purpose safety valve is composed of an external sleeve, an internal sleeve and a plunger piston; the cross bores of the external sleeve and the internal sleeve can be opposite to each other or be dislocated under the function of a torsional spring so that the space in the cooker is communicated with or isolated from the atmosphere through a gap; the dislocation of the external sleeve and the internal sleeve is realized through the interaction of a positioning plate which is fixed on the internal sleeve and a projection on the body of the cooker. The utility model has the advantages that when the cover of the cooker is not closed completely, pressure is not raised; once the cover of the cooker is closed completely, the pressure is raised immediately, which has a first-level function of safety. The utility model is an ideal safety controlling device for the opening-closing cover of a pressure cooker at present.

Description

本实用新型涉及一种压力锅的安全装置,特别是一种压力锅开合盖的安全控制装置。 The present invention relates to a pressure cooker of the safety device, in particular safety device for pressure cookers control opening and closing lid.

中国专利CN20763744公开了一种压力锅开合盖安全装置。 Chinese Patent No. CN20763744 discloses a pressure cooker lid opening and closing of the safety device. 它是由锅盖上的安全多用阀、安装在上手柄中的杠杆机构和下手柄上的凹槽构成,安全多用阀则是由阀套、阀杆和阀塞等构成,阀杆和阀套之间有间隙与大气相通,阀杆心部有竖孔和横孔与大气相通,阀塞心部有竖孔与阀杆心部的竖孔相通,阀塞竖孔与阀杆竖孔连接部有易熔片,阀塞外径与阀套相向的凸台端面上有密封环。 It is a safety valve on a multi-lid, mounted on the lever means in a groove on the handle and the lower handle configuration, multiple safety valve is constituted by a valve sleeve, the valve stem and the valve plug and the like, and a valve stem sleeve there is a gap between the atmosphere and the stem hole and a core portion with a vertical transverse bore communicating with the atmosphere, the spool core vertical portion of the stem bore hole vertical center portion communicating the valve plug stem with a vertical bore hole vertical connecting portions there fusible sheet, a sealing ring valve plug protruding station side surface facing the outer diameter of the valve sleeve. 在锅身、锅盖未完全合拢被加热时,阀杆被杠杆上端压紧不能上移,密封环起不到密封作用,蒸汽通过间隙排放,锅内不能升压。 When the pot body, the lid is not fully closed is heated, the stem is pressed against the upper end of the lever can not move, the seal ring would not achieve the sealing effect, the steam discharged through the gap, the pot can not be boosted. 当锅盖和锅身完全合拢时,阀杆被蒸汽压力顶起上移,致使杠杆下端向下嵌入下手柄的凹槽中,只要锅内蒸汽未排完毕,阀杆就不会下落,形成自锁;压力消除,阀杆和杠杆都靠重力下落,脱出凹槽,即可开启锅盖。 When the lid is completely closed and the pot body, the valve stem is moved up from the top of the steam pressure, so that the lower end of the engagement groove under the lever handle downward, the steam is not as long as the pot row is completed, the stem will not fall, is formed from lock; the pressure is removed, the valve stem and lever are falling by gravity, prolapse groove to open the lid. 当限压阀失灵,锅内压力达到160~240KPa时易熔片被冲破,蒸汽从竖孔和横孔排放卸压,起到安全塞作用。 When the pressure limiting valve failure, the pot pressure reached 160 ~ 240KPa fusible film is broken, the steam discharged from the pressure relief apertures and vertical transverse bore, acting as a safety plug. 这些措施避免了锅盖未关合好,或锅内压力未消除开启锅盖以及限压阀失灵所产生的不安全情况的发生。 These measures prevent the lid is not closed Hao, or pot eliminate pressure not to open the lid and unsafe conditions occur pressure limiting valve failure generated.

但是,该压力锅开合盖的安全控制装置在使用中存在明显的缺陷。 However, the safety control device to open and close the pressure cooker lid obvious flaws in use. 其一,使用者无法辨别高压锅盖是否关合到位,影响了消费者的正常使用。 First, the user can not tell whether the lid off a pressure cooker into place, affecting the normal use of consumers. 因为该高压锅开合盖安全控制装置的多功能安全阀采用的是间隙放气,锅盖关合不到位时,间隙放气,不升压,消费者可调正锅盖关合到位;当关合到位时,锅内压力只有达到一定程度才能将阀杆顶起,带动密封环与阀套密闭,因此仍存在一段时间内的间隙放气,使消费者无法辩认是否将锅盖关合好,造成使用上不便。 Since the opening and closing lid autoclave multifunction safety valve control means is employed gap deflation, when closing the lid in place, a gap deflated, not boosted, adjustable positive consumer closing the lid in place; the pass into place when closing, the pot pressure reaches a certain level only from the top to the stem, sealing ring and the valve drive sleeve closed, a gap over time so there is still deflated, so that consumers will be unable to identify whether the lid off Hao , resulting in the use of the inconvenience. 其二,该专利的杠杆机构的运动是靠杠杆上端锤头部分的重量来实现起落,达到锁定目的。 Secondly, movement of the lever mechanism of this patent is on the upper end of the striker lever by weight to achieve landing portion, to achieve the purpose of locking. 这要求杠杆加工及装配时具有相当的精度和灵活性,还涉及到使用时压力锅放置的水平性。 This requires considerable accuracy and flexibility in machining and assembly of the lever, when the further relates to the use of the horizontal placement of the pressure cooker. 这些因素都可能影响该装置杠杆的正常活动。 These factors may affect the normal activities of the lever device. 如,无意将锅体放倾斜,会直接影响杠杆的起落,使阀杆承受的压力变大,或出现无压打不开锅盖的现象。 For example, no intention to put the pan tilt, will directly affect the rise and fall lever of pressure on the stem becomes larger, or occur without pressure open the lid of the phenomenon. 其三,阀塞竖孔与阀杆竖孔连接部的易熔片被熔化后,需重新更换,安放新的易熔片才能使用,比较麻烦。 Third, the valve plug hole and fusible vertical stem portion connected to a vertical hole is melted, the need to replace, placement of new fusible link can be used, too much trouble.

本实用新型的目的主要是提供一种锅盖关合不到位不升压,一旦到位,立即升压的高压锅开合安全控制装置。 The main object of the present invention is to provide a closing lid in place without boosting, once in place, immediately boosted pressure cooker closure safety controller.

本实用新型的另一个目的是提供一种锁定机构不受高压锅放置情况影响,锁定自由的高压锅开合安全控制装置。 Another object of the present invention is to provide a locking mechanism not affect the placement of the pressure cooker, pressure cooker closure locking free safety controller.

本实用新型的第三个目的是提供一种在限压阀失灵时,能自动充当限压阀,且无需使用易熔片的高压锅开合安全控制装置。 The present invention is to provide a third object when the pressure limiting valve malfunction, can act as a pressure limiting valve to automatically, without the use of an autoclave fusible opening and closing the safety controller.

本实用新型的发明目的是这样实现的:在已有技术的基础上,采用由可上、下移动的柱塞和可相对错位的内套和外套组成的多用保险阀。 The object of the invention of the present invention is achieved: on the basis of prior art, can be employed by the upper and lower movable plunger with a safety valve and a plurality of relative misalignment of the inner sleeve and the outer sleeve composition. 错位是由两端分别固定在内、外套上的扭簧来实现的。 Offset respectively fixed to the inner ends of the torsion spring on the jacket to achieve. 内、外套上分别开有横孔,在扭簧无扭矩的情况下,二者相通,并通过内套与柱塞之间的间隙与大气连通。 Inside, lateral holes are opened on the jacket, in a case where no torque of the torsion spring, the two communication, and communication with the atmosphere through the clearance between the inner sleeve and the plunger. 通过外套在内套上固定一个定位板,定位板的另一端可在锅身突出的作用下,使内外套横孔错位。 Put a fixed plate is positioned by the inner jacket, and the other end plate may be positioned at a prominent role in the pot body, the inner bore outer lateral misalignment. 当锅盖关合不到位时,在扭簧的作用下,锅内空间通过横孔和间隙与大气相通,处于泄压状态;当锅盖关合到位时,定位板触及锅身的突出,使内套转动,内、外套横孔错位,使锅内空间与外部空间隔绝,锅内加热即可立即升压,避免了已有技术在关合到位时由于锅内压力不足,致使柱塞封密不严而产生的放汽现象。 When closing the lid in place, under the action of the torsion spring, the pot and the gap space through the lateral hole communicating with the atmosphere, in a relief state; and when closing the lid in place, the positioning projections are touching the pot body, so that the inner sleeve is rotated, the inner, outer lateral hole offset the space and the outside space isolated from the pot, the pot was heated to boost immediately to avoid the prior art when closing the pot in place due to insufficient pressure, causing the plunger sealed lax phenomenon resulting from blowing off steam.

另外,本实用新型采用由连接板,锁紧杆和簧片组成的锁定机构。 Further, the present invention uses a web locking mechanism, the locking lever and the leaf spring thereof. 连接板的中心部由活动锁固定在上手柄中,它的一端始终固定在柱塞的上端,另一端则与锁紧杆连接,簧片使锁紧杆向上拨起,脱离下手柄的凹槽,并且使连接板的另一端始终压在柱塞的顶端。 Central web portion is fixed by the movable latch on the handle, which is always fixed to the upper end of the plunger, the other end is connected to the locking lever, the locking lever springs upward pulling up, the handle escaping groove , and the other end of the connecting plate is always pressed against the top of the plunger. 在锅盖关合到位正常工作时,多功能保险阀的柱塞在蒸汽压力下克服簧片的弹性力顶起连接板,迫使锁紧杆插入凹槽中,达到锅盖无法开启的目的,当蒸汽压力消除后,在簧片的作用下,使锁紧杆从凹槽中拨出,即可打开锅盖,由于本实用新型采用簧片操纵连接板和锁紧杆,从而解决了靠重力操纵所带来的可靠性差的问题,使锁定机构更加安全可靠。 When closing the lid in place to work, multifunctional lock valve plunger overcomes the elastic force of the steam pressure from the top of the coupling plate spring, forcing the locking bar into the recess, the purpose of the lid can not be opened, when after elimination of the vapor pressure, under the action of the spring, the locking bar aside from the recess, to open the lid, since the present invention uses the reed actuating the lock lever and the connecting plate, so as to solve the gravity manipulation brought about by poor reliability problems, so that the locking mechanism is more secure and reliable.

为了在限压阀失灵时,多功能阀能起到保险作用,在本实用新型中的柱塞上套一个弹簧,并且在柱塞的下端开有一个相通的横孔和竖孔,当锅内压力临近危险值时,柱塞克服弹簧力被进一步顶起,使锅内的汽体通过下端的竖孔、横孔和间隙排向空间,起到了泄压作用;当脱离危险值时,弹簧迫使柱塞下移,使横孔和竖孔脱离间隙,与外界隔绝,使多功能保险阀起到了限压阀的作用,并且解决了采用易熔片所带来的更换不便的缺陷。 When the pressure limiting valve to malfunction, can insurance effect multifunction valve, a spring sleeve in the present invention, a plunger, and a lateral hole is opened and a vertical hole communicating at a lower end of the plunger, when the pot when the pressure near the dangerous level, against the spring force of the plunger is further pushed up, so that the pot by vertical vapor bore lower end, and a lateral hole to discharge the clearance space, play a role in relief; when the danger value, the spring force the plunger down the hole from the lateral hole and the vertical gap, and isolated, the multipurpose safety valve functions as a pressure limiting valve and solved using fusible inconvenience caused by a defect replacement.

以下将结合附图对本实用新型做进一步的详细描述。 The accompanying drawings in conjunction with the following further detailed description of the invention.

图1是本实用新型的一种具体结构在关合到位时的剖面图。 1 is a sectional view of the present invention in a particular configuration into place off.

图2是本实用新型的多功能保险阀关合不到位时的具体结构纵向剖面图。 FIG 2 of the present invention is a multifunctional lock valve closing when a specific structure is not in place a longitudinal sectional view of FIG.

图3是本实用新型的定位板部分在关合到位时的结构示意图。 3 is a schematic structural view of the present invention is positioned in the closing plate portion in place.

参见图1,多功能保险阀(21)固装在锅盖上,上手柄(18)中装有锁紧杆(19),簧片(20)、活动销(23)和连接板(22),下手柄上有凹槽(24),连接板(22)左端始终压在多功能保险阀柱塞(7)的顶端,锁紧杆(19)在锅内无压和不关盖时始终缩在上手柄内,外套(4)通过固定座(9)、密封垫(3)和螺母(11)定向固装在锅盖(6)上,内套(1)下端装有定位板(14),上端装有扭簧(5),内套中装有柱塞(7),弹簧(2)套装在柱塞(7)上(参见图2)。 Referring to Figure 1, the multifunction safety valve (21) fixedly mounted on the lid, the handle (18) is provided with a locking bar (19), spring (20), the movable pin (23) and the connecting plate (22) always shrink, the groove (24), web (22) on the lower left end of the handle is always pressed against the top of the multifunction safety valve plunger (7), the locking bar (19) in the pot lid pressureless and none in the handle housing (4) by a holder (9), the gasket (3) and a nut (11) mounted in fixed orientation on the lid (6), the inner sleeve (1) with the bottom of the positioning plate (14) , with the upper end of the torsion spring (5), with the inner sleeve of the plunger (7), a spring (2) set the plunger (7) (see FIG. 2). 当锅盖关合不到位而被加热时,锅内蒸汽通过外套(4)的横孔(13)、内套(1)的横孔(12)、端盖(6)的内孔间隙排出,锅内气压得不到上升;当锅盖关合到位被加热时,锅盖到位挡头(25)定死,定位板(14)被锅身的突出(26)拨动,内套(1)克服扭簧(5)的力转动,使横孔(12)与(13)错位不通,锅受热立即开始升压,蒸汽顶起柱塞(7),并推动连接板(22)左端上移,右端下移,克服簧片(20)的阻力,使锁紧杆(19)下落嵌入下手柄(17)的凹槽(24)中,上、下手柄形成自锁。 When the closing lid is not in place and heated by steam pot jacket (4) of the transverse bore (13), the hole cap (6) is discharged into the gap sleeve (1) of the transverse bore (12), not increase the pressure pot; place when closing the lid to be heated, place the lid stopper (25) fixed die, the positioning plate (14) is projecting in the pot body (26) slide, the inner sleeve (1) against the torsion spring (5) of the force for rotating the transverse bore (12) and (13) offset barrier, the heated pot immediately start the boosting, the steam from the top of the plunger (7) and push plate (22) on the left end of the shift, right down, overcoming the resistance of spring (20) of the locking bar (19) falling into the groove (24) in the lower handle (17), the upper and lower handle is formed self-locking. 只要锅内有大于5KPa的蒸汽压,柱塞(7)就不会下落,锁紧杆(19)不上移,锅盖就不会被开启。 As long as the pot has a vapor pressure greater than 5KPa plunger (7) does not drop, the locking bar (19) does not move, the lid will not be opened. 当锅内压力消除,柱塞(7)下落,锁紧杆(19)在簧片(20)的作用下,从凹槽(24)中脱出,缩回上手柄(18)中,锅盖即可开启。 When the pressure is removed the pot, the plunger (7) falling, the locking bar (19) under the action of spring (20) disengaged from recess (24), retract the handle (18), i.e., lid It can be opened.

在限压阀失灵、锅内压力达到150±20KPa时,柱塞(7)克服弹簧(2)的阻力继续上升,其下端的横孔(15)和竖孔(16),使锅内与大气相通,从而泄压,起到一级保险作用(参照图2)。 When pressure limiting valve failure, the pot pressure reached 150 ± 20KPa, the plunger (7) against the resistance of the spring (2) continues to rise, the lower end of its transverse bore (15) and the vertical bore (16), so that the atmosphere pot communication, such that the pressure relief, safety play a role (see FIG. 2).

Claims (5)

1.一种压力锅开合盖安全控制装置,它是由固定在锅盖上的多用保险阀、固装在压力锅盖上手柄中的锁定机构和带有凹槽固装在锅身上的下手柄所组成,多用保险阀具有一个可上、下移动的柱塞,锁定机构具有带支点的连接板,其一端始终固定地压在柱塞上,其特征在于:多用保险阀(21)的外套(4)固定在锅盖(10)上,外套中存有内套(1),扭簧(5)的两端分别固定在外套(4)和内套(1)上,在无扭矩的情况下,外套(4)的横孔(13)、内套(1)的横孔(12)和内套(1)与柱塞之间的间隙(8)相通,间隙(8)则与大气连通,通过外套(4)在内套(1)上固定一个定位板(14),定位板的另一端在锅身突出(26)的作用下,使内套(1)的横孔(12)相对外套(4)的横孔错位。 An opening and closing the pressure cooker lid safety control device, which is used by a plurality of fixing the safety valve on the lid, is secured to the pressure cooker lid handle with a recess and a locking mechanism is secured to the handle of the pot body composition, the use of a safety valve having upper and lower movement of the plunger, having a locking mechanism with a fulcrum link plate having one end fixedly always pressed against the plunger, characterized in that: the outer multi-safe valve (21) (4 ) fixed to the lid (10), there inner sleeve jacket (1), at both ends of the torsion spring (5) are fixed to the housing (4) and the inner sleeve (1), in the absence of torque, the jacket (4) of the transverse bore (13), gap between the inner sleeve (1) of the transverse bore (12) and an inner sleeve (1) and the plunger (8) communicates, a gap (8) is in communication with the atmosphere, by positioning a fixing plate (14) on the housing (4) the inner sleeve (1), under the action of the positioning plate and the other end projecting in the pot body (26), the inner sleeve (1) of the transverse bore (12) relative to the casing ( 4) the transverse bore misalignment.
2.根据权利要求1所述的压力锅开合盖安全控制装置,其特征在于:连接板(22)的锁定端连接一个锁紧杆(19),它与固定在上手柄(18)中,且产生使其从下手柄(17)的凹槽(24)中拨起的簧片(20)连接。 The pressure cooker according to claim 1 safety cover opening and closing control apparatus, comprising: a coupling (22) is connected to a locking lever locking end (19) which is fixed to the handle (18), and it generates a reed (20) from the lower handle recess (17) (24) in the pulling up of the connection.
3.根据权利要求1或2所述的压力锅开合盖安全控制装置,其特征在于:柱塞(7)的下端开有相连通的竖孔(16)和横孔(15),柱塞上套有弹簧(2)。 Pressure cooker according to claim 1 or claim 2, wherein the safety cover opening and closing control apparatus, wherein: the lower end of the plunger (7) has a vertical hole opening (16) and a transverse bore communicating (15), the plunger a spring sleeve (2).
4.根据权利要求3所述的压力锅开合盖安全控制装置,其特征在于:外套(4)是通过密封垫(3)、固定座(9)和螺母(1)固定在锅盖(10)上。 Pressure cooker according to claim 3, wherein said safety cover opening and closing control apparatus, comprising: housing (4), the holder (9) and the nut (1) is fixed to the lid via a gasket (3) (10) on.
5.根据权利要求4所述的压力锅开合盖安全控制装置,其特征在于:内套(1)的上端固装一个端盖(6),它的内孔与柱塞(7)形成一定的空气间隙(8),与大气相通。 Pressure cooker according to claim 4, wherein the safety cover opening and closing control apparatus, comprising: an upper end of the inner sleeve (1) being attached to one end cap (6), which the plunger inner bore (7) of a certain an air gap (8), to the atmosphere.
CN 93230335 1993-03-03 1993-03-03 Safety controller for opening or closing cover of pressure-cooker CN2160308Y (en)

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CN 93230335 CN2160308Y (en) 1993-03-03 1993-03-03 Safety controller for opening or closing cover of pressure-cooker

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CN 93230335 CN2160308Y (en) 1993-03-03 1993-03-03 Safety controller for opening or closing cover of pressure-cooker

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CN 93230335 CN2160308Y (en) 1993-03-03 1993-03-03 Safety controller for opening or closing cover of pressure-cooker

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105854726A (en) * 2015-02-11 2016-08-17 Emd密理博公司 Stirred cell and method of using same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105854726A (en) * 2015-02-11 2016-08-17 Emd密理博公司 Stirred cell and method of using same
US10088398B2 (en) 2015-02-11 2018-10-02 Emd Millipore Corporation Stirred cell and method of using same
CN105854726B (en) * 2015-02-11 2019-05-28 Emd密理博公司 Agitating unit and its application method

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